tree 508de47ec6bbb1181ca45bfc00fc690ac719149e
parent 2e60b0ded2d0959f19a4f4468ee4ef0b535b66db
author Suleiman Souhlal <suleiman@google.com> 1602475688 +0900
committer Commit Bot <commit-bot@chromium.org> 1602614151 +0000

vm_tools: Start VMs with --no-smt crosvm flag.

Otherwise, the guest thinks the VCPUs are hyperthreads,
which can make it migrate tasks between them more
aggressively than necessary.

BUG=b:169828263
TEST="cat
    /proc/sys/kernel/sched_domain/cpu0/domain0/name" in
    the guest returns "MC" instead of "SMT" on a hatch.

Change-Id: I996680a5ffc8a6c9d03d6252923a30bd80c67a7d
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform2/+/2465554
Tested-by: Suleiman Souhlal <suleiman@chromium.org>
Reviewed-by: Kansho Nishida <kansho@chromium.org>
Reviewed-by: Chirantan Ekbote <chirantan@chromium.org>
Commit-Queue: Suleiman Souhlal <suleiman@chromium.org>
Auto-Submit: Suleiman Souhlal <suleiman@chromium.org>